Technical Architect - Backend Development

About the Role : This is a senior, high-impact role designed for a pragmatic, battle-tested Technical Architect with strong hands-on development experience. You will work amongst the sharpest minds in the financial fraternity to build a next-generation platform vision. At Mintoak, we embrace simplicity and evolutionary design over convoluted, heavy top-down architecture solutions. We maintain a strong preference for Open Source (FOSS) and building over buying wherever viable.Key Responsibilities : - Drive, own, and execute multiple next-generation platform initiatives.- Ensure backend architectures are structurally designed for massive scale, extreme availability, and high performance using Java microservices and strict AI and API-first design principles.- Act as the technical design authority ensuring seamless data flow, state management, and consistency across Java backend services, React Web platforms, and Mobile/POS applications.- Personally lead the hands-on prototyping, design, and integration of AI/ML utilities into core production pipelines.- Act as the go-to responder for high-priority production incidents and drive down MTTR.- Reinforce XP practices such as Test-Driven Development (TDD), refactoring, and clean code.- Partner closely with Product Management and clients to scope out releases and deliver high-quality outputs.Technical Stack : - Core : Java, Spring Boot ecosystem.- Cloud/Orchestration : AWS, Docker, Kubernetes (NLB/ALB, Ingress).- Data/Messaging : SQL, NoSQL, RabbitMQ, NATS.- AI/ML : LLMs, foundational frameworks, AI utilities.- Observability : Prometheus, Grafana, CI/CD pipelines.- Frontend/Mobile : JavaScript (React), Android/iOS, C++ (POS kernels).Qualifications : - 10-15 years of technical experience in Product-Led, Tech-First companies, with a significant background in Fintech or transaction-heavy payment processing.- BE / B. Tech / MCA / M. Sc. from a premier or tier-1 / tier-2 institute. (ref:hirist.tech)